Tag: "sample" at biology news
Two Sandia microChemLab technologies soon to be checking for toxins in the nation's water supplies
.... Complete with the microChemLab, electronics, and sample
collector, both devices weigh about 25 pounds and ...vice is presently collecting and analyzing a water sample
every 30 minutes and reporting results via a real-time data link to researchers at Sandia. In the fi...
Studying climate change in the Arctic: Scientists and students working together
...he river systems. Through involvement in sampling, sample
analysis, and data interpretation, students and te...grade, 100 percent minority school in Boston, will sample
the Charles River. Salisbury Community School in Vermont, a first through sixth grade school where S...
Penguin chicks exposed to human visitors experience spike in stress hormone
...evel of a hormone called corticosterone. The first sample
was obtained within three minutes of capture to establish a baseline because, unlike a hormone such as adrenaline, it takes several minutes for corticosterone to build up in the bloodstream after a stressful event, such as being captured. Additional ...
Survival of heart patients on beta-blockers varies greatly with genetic variation
... no evidence of effect on survival, although small sample
size makes this result uncertain. The beta-2 gene ...e on patients' health will benefit from the larger sample
size and greater diversity of patients," Spertus says. "It's really an exciting and unique collabora...
CU virologist finds contagious equine flu in dogs
...s small amounts of DNA or RNA in a blood or tissue sample
-- ruled out avian flu strains H5 and H7. The iso...rus. Donis also ruled out the possibility that the sample
had been contaminated with equine virus from another source....
Biodesign Institute and TGen awarded grants to help lessen threat of radiological terrorist event
...lude designing an integrated self-containing blood sample
preparation and gene expression profiling device a...anel of tests, which can be carried out on a blood sample
that will indicate the extent of radiation exposure a person received during a radiation release." ...
First evidence of brain abnormalities found in pathological liars
...nal of Psychiatry. The subjects were taken from a sample
of 108 volunteers pulled from Los Angeles' temporary employment pool. A series of psychological tests and interviews placed 12 in the category of people who had a history of repeated lying (11 men, one woman); 16 who exhibited signs of antisocial per...
El Carmen the first wilderness designation in Latin America
... the system effectively conserves a representative sample
of the different ecosystems present in Mexico. However, due to the fact that public owned land is not common in Mexico, the designation of Mexican wilderness areas needs to be a voluntary process where responsible private landowners like CEMEX commi...
Collaborations yield new discoveries in psychiatric genetics
...sly demonstrated an association with the gene in a sample
of 167 families with autism. The new study adds an...e that produces a shorter protein product. Using a sample
of post-mortem brains, the researchers found elevated levels of this variant in the brains from indi...
Same-sex mating by fungi spawned infection outbreak, evidence suggests
...al isolates in Australia. The major form matched a sample
taken from an infected person in Seattle 30 years ago and another collected from a Eucalyptus tree in San Francisco in 1992. What's more, the Canadian strains shared approximately half of their genetic makeup, suggesting that the two might be related...
Electrical engineer works on personalizing medical treatment
...fluorescent messenger RNA from the biopsied tissue sample
of a cancer patient. The RNA molecules then attach to their corresponding DNA genes. The more RNA segments that attach to a gene, the more that gene will glow or fluoresce, which is called gene expression. The expression can then be measured and anal...
Newly discovered birdlike dinosaur is oldest raptor ever found in South America
...is a recent discovery, we already have a very good sample
of this remarkable dinosaur," Makovicky says. "A growth series of Buitreraptor individuals would allow us to study how the animal grew and how its proportions may have changed with growth information that may be useful to understanding the changes i...
Pillows - a hot bed of fungal spores
... four to 16 different species being identified per sample
and even higher numbers found in synthetic pillows. The microscopic fungus Aspergillus fumigatus was particularly evident in synthetic pillows, and fungi as diverse as bread and vine moulds and those usually found on damp walls and in showers were a...
Improved blood safety measures from Pall can increase platelet availability
... more sensitive detection method, only one testing sample
would be required. This approach would increase the safety standard of transfused platelets and ensure that this valuable resource is more readily available. It would also be more cost-effective, as it would reduce the handling costs of hospitals. ...
Yale researchers make cell biology quantitative
...yeast cells with a light microscope. He used seven sample
proteins to demonstrate that the brightness of the... of molecules by comparing with their standardized sample
proteins. The assay works whether the molecules are spread out or concentrated in particular parts o...
Tips from the Journals of the American Society for Microbiology
...ra soil with the highest diversity identified in a sample
from an extreme northern location. "This report demonstrates that the Arctic serves as an unrecognized reservoir of microbial diversity and thus biochemical potential," say the researchers. "An appreciation of the magnitude of arctic microbial biod...
Cornell finds natural selection in humans
...d DNA sites in the genome where individuals in the sample
differed from one another. The chimpanzee sequence was then used to identify which form of the gene was the original ancestral form and which was the derived or new type. The original goal of the project was to identify novel amino acid variants that...
Amazing nanotech in Boston: Weighing DNA, digital heat flow, electromechanical butterfly images
...etection faster, and requires only tiny amounts of sample
material to make good measurements. But the main m...lectromechanical response at various points of the sample
enabled the researchers to build up images of the collagen fibrils, with details less than 10 nanome...
Story tips from the Department of Energy's Oak Ridge National Laboratory, October 2005
...the FOX vehicles. The probe controls the amount of sample
offered to the MM1, preventing sample
overloading and resulting in a much more confident identification. When the analysis is complete, th...
Alaska avian flu project issues initial surveillance results
...ation and subtyping to date has detected H5N1. The sample
results will provide early detection for 2005 and ...pieced together the viral genes from a lung-tissue sample
obtained from a woman who had died in Brevig Mission, Alaska. When influenza swept through the villa...
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